On the Mechanical Friction Losses Occurring in Automotive Differential Gearboxes

In the automobile industry, the mechanical losses resulting from friction are largely responsible for various kinds of surface damage, such as the scuffing occurring in some mechanical assemblies. These scuffing processes seem to be due to a local loss of lubrication between certain mechanical eleme...

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Main Author: Grégory Antoni
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2014/523281
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author Grégory Antoni
author_facet Grégory Antoni
author_sort Grégory Antoni
collection DOAJ
description In the automobile industry, the mechanical losses resulting from friction are largely responsible for various kinds of surface damage, such as the scuffing occurring in some mechanical assemblies. These scuffing processes seem to be due to a local loss of lubrication between certain mechanical elements of the same assembly, leading to a sharp increase in the friction, which can lead to a surface and volume damage in some of them, and even can cause, in the worst case, the whole destruction of the mechanical system if it has continued to operate. Predicting and checking the occurrence of this kind of undesirable phenomena, especially in some principal systems of the vehicle, represents nowadays, a crucial challenge in terms of automobile reliability and safety. This study focuses on the mechanical friction losses liable to occur in differential automobile gearboxes, which can lead in the long term to the scuffing of these mechanical systems. The friction losses involved were modeled, using a simple analytical approach, which is presented and discussed.
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spelling doaj-art-17c1c1b9684149cf8d20f88d78f4fc0a2025-08-20T03:54:20ZengWileyThe Scientific World Journal2356-61401537-744X2014-01-01201410.1155/2014/523281523281On the Mechanical Friction Losses Occurring in Automotive Differential GearboxesGrégory Antoni0Haute Ecole d’Ingénierie et de Gestion du Canton de Vaud, Institut COMATEC, Route de Cheseaux 1, 1401 Yverdon-les-Bains, SwitzerlandIn the automobile industry, the mechanical losses resulting from friction are largely responsible for various kinds of surface damage, such as the scuffing occurring in some mechanical assemblies. These scuffing processes seem to be due to a local loss of lubrication between certain mechanical elements of the same assembly, leading to a sharp increase in the friction, which can lead to a surface and volume damage in some of them, and even can cause, in the worst case, the whole destruction of the mechanical system if it has continued to operate. Predicting and checking the occurrence of this kind of undesirable phenomena, especially in some principal systems of the vehicle, represents nowadays, a crucial challenge in terms of automobile reliability and safety. This study focuses on the mechanical friction losses liable to occur in differential automobile gearboxes, which can lead in the long term to the scuffing of these mechanical systems. The friction losses involved were modeled, using a simple analytical approach, which is presented and discussed.http://dx.doi.org/10.1155/2014/523281
spellingShingle Grégory Antoni
On the Mechanical Friction Losses Occurring in Automotive Differential Gearboxes
The Scientific World Journal
title On the Mechanical Friction Losses Occurring in Automotive Differential Gearboxes
title_full On the Mechanical Friction Losses Occurring in Automotive Differential Gearboxes
title_fullStr On the Mechanical Friction Losses Occurring in Automotive Differential Gearboxes
title_full_unstemmed On the Mechanical Friction Losses Occurring in Automotive Differential Gearboxes
title_short On the Mechanical Friction Losses Occurring in Automotive Differential Gearboxes
title_sort on the mechanical friction losses occurring in automotive differential gearboxes
url http://dx.doi.org/10.1155/2014/523281
work_keys_str_mv AT gregoryantoni onthemechanicalfrictionlossesoccurringinautomotivedifferentialgearboxes